ICPC 2022 vòng Regional - C: Changing Seats

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Points: 1.20
Time limit: 1.0s
Memory limit: 512M
Input: stdin
Output: stdout

Problem source:
ICPC 2022 vòng Regional
Problem type
Allowed languages
C, C++, Go, Java, Kotlin, Pascal, PyPy, Python, Rust, Scratch

In case the statement didn't load correctly, you can download the statement here: Statement

Sample Input 1

1
1
0

Sample Output 1

1
1

Sample Input 2

3
2 0 1
3 5 4

Sample Output 2

11
3 2 5 3 4 5 3 4 5 1 4

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